How To Fix ECATT_WDR_EN021 - HTTP destination in &1 could not be reached.

SAP Error Message - Details

• Message type: E = Error

• Message class: ECATT_WDR_EN - eCATT: messages for Web Dynpro Support

• Message number: 021

• Message text: HTTP destination in &1 could not be reached.

What causes this issue?

HTTP client for the destination maintained in target system &V1& could
not be reached.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Steps to be followed:
1. Start transaction SM59.
2. Open the HTTP destination under the 'HTTP Connections to External
Server' node.
3. Verify the connection details.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ECATT_WDR_EN021 - HTTP destination in &1 could not be reached. ?

  The SAP error message ECATT_WDR_EN021 indicates that the HTTP destination specified in the eCATT (extended Computer Aided Test Tool) script could not be reached. This can occur for several reasons, and understanding the cause is essential for troubleshooting. Here are some common causes, solutions, and related information:
  Causes:
  
  Incorrect HTTP Destination Configuration: The HTTP destination may not be configured correctly in the SAP system.
  Network Issues: There may be network connectivity issues preventing access to the specified HTTP destination.
  Firewall Restrictions: A firewall may be blocking the connection to the HTTP destination.
  Service Unavailability: The service at the HTTP destination may be down or not responding.
  Incorrect URL: The URL specified in the HTTP destination may be incorrect or malformed.
  Authentication Issues: If the HTTP destination requires authentication, incorrect credentials may lead to connection failures.
  
  Solutions:
  
  
  Check HTTP Destination Configuration:
  
  Go to transaction SM59 and check the configuration of the HTTP destination.
  Ensure that the destination is correctly defined, including the correct URL and any required parameters.
  
  
  
  Test Connectivity:
  
  Use the Test Connection feature in transaction SM59 to verify if the HTTP destination can be reached.
  If the test fails, check the network settings and ensure that the destination is reachable from the SAP server.
  
  
  
  Review Network Settings:
  
  Check for any network issues that may be affecting connectivity.
  Ensure that the SAP server can access the internet or the specific network where the HTTP destination is hosted.
  
  
  
  Check Firewall Settings:
  
  Verify that there are no firewall rules blocking access to the HTTP destination.
  If necessary, work with your network/security team to allow traffic to the destination.
  
  
  
  Validate the URL:
  
  Double-check the URL in the HTTP destination configuration for any typos or errors.
  Ensure that the URL is accessible via a web browser or a tool like curl or Postman.
  
  
  
  Authentication:
  
  If the HTTP destination requires authentication, ensure that the correct credentials are provided in the configuration.
  Test the credentials separately to confirm they are valid.
  
  
  
  Check Service Status:
  
  If the HTTP destination points to a web service, check if the service is up and running.
  You can use tools like Postman or a web browser to check the service status.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: To manage and test RFC and HTTP connections.
  SICF: To manage HTTP services in the SAP system.
  
  
  
  Logs and Traces:
  
  Check the system logs (transaction SM21) for any related error messages.
  Use transaction ST22 to check for dumps that may provide more context.
  
  
  
  Documentation:
  
  Refer to SAP Help documentation for eCATT and HTTP destinations for more detailed configuration steps and troubleshooting tips.
  
  
  
  By following these steps, you should be able to identify and resolve the issue causing the ECATT_WDR_EN021 error message.